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Finding the Fourth Proportional to 252,604.04, 348,571.50 and 161,799.80

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Solution

The fourth proportional to 252,604.04, 348,571.50 and 161,799.80 is: 223,269.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,604.04 : 348,571.50 = 161,799.80 : x
  2. Step 2: Convert to fraction form
    252,604.04/348,571.50 = 161,799.80/x
  3. Step 3: Cross multiply
    252,604.04x = 348,571.50 × 161,799.80
  4. Step 4: Simplify right side
    252,604.04x = 56,398,798,985.70
  5. Step 5: Solve for x
    x = 56,398,798,985.70/252,604.04
  6. Step 6: Final answer
    x = 223,269.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.